The Waterrun Weather Forecast

    • 16
    • 21

    Partly cloudy

    • 16
    • 24

    Sunny

    • 18
    • 23

    Partly cloudy

    • 19
    • 21

    Cloudy

    • 19
    • 23

    Cloudy

    • 19
    • 25

    Partly cloudy

    • 20
    • 27

    Shower or two

Today 29 Dec Sydney

Mostly sunny. Light winds becoming southeasterly 15 to 25 km/h in the middle of the day then becoming light in the evening.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southerly 10 to 15 knots turning southeasterly in the middle of the day.
Seas
Below 1 metre.
1st Swell
Southerly 1.5 to 2 metres, tending southeasterly 1.5 metres around midday.
Weather
Partly cloudy.
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  • Temperature Forecast Bureau of Meteorology

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The Waterrun Temperature Statistics View More

December Temperature

Sydney Airport (17km)

  • Lowest 2 December, 2025

    13.4 °C

  • Average December

    22.9 °C

  • Highest 19 December, 2025

    42.6 °C

Climate (2020–Present)

Sydney Airport (17km)

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  • Average Low 2020–2025

    14.8 °C

  • Average 2020–2025

    18.7 °C

  • Average High 2020–2025

    23.4 °C
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